All Transistors. 2N1678 Datasheet

 

2N1678 Datasheet and Replacement


   Type Designator: 2N1678
   Material of Transistor: Ge
   Polarity: PNP
   Maximum Collector Power Dissipation (Pc): 0.12 W
   Maximum Collector-Base Voltage |Vcb|: 80 V
   Maximum Collector-Emitter Voltage |Vce|: 30 V
   Maximum Collector Current |Ic max|: 0.2 A
   Max. Operating Junction Temperature (Tj): 75 °C
   Transition Frequency (ft): 25 MHz
   Collector Capacitance (Cc): 5 pF
   Forward Current Transfer Ratio (hFE), MIN: 25
   Noise Figure, dB: -
   Package: TO9
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2N1678 Datasheet (PDF)

 9.1. Size:275K  general electric
 2n167.pdf pdf_icon

2N1678

 9.2. Size:152K  comset
 2n1671b 2n1671 2n1671a.pdf pdf_icon

2N1678

2N1671 2N1671A 2N1671B PN BAR-TYPE SILICON UNIJUNCTION TRANSISTORS The 2N1671, 2N1671A AND 2N1671B are mounted in TO-5 metal package. They are designed for medium power switching, oscillator and pulse timing circuit. Highly Stable Negative Resistance and Firing Voltage Low Firing Current High Pulse Curent Capabilities Simplified Circuit Design Compliance

 9.3. Size:53K  advanced-semi
 2n1671.pdf pdf_icon

2N1678

UNIJUNCTION TRANSISTORDESCRIPTION:The 2N1671 is a UnijunctionPACKAGE STYLE TO-18 (MOD)Transistor Used in General PurposePulse, Timing, Sense and TriggerApplications.MAXIMUM RATINGSI 2.0 A (P LSED)V 30 VP 450 mW @ T = 25 CT -65 C to +140 CT -65 C to +150 C1 = E I ER 2 = BASE 4 = BASE 255 C/WCHARACTERISTICS = 25 CSYMBOL TEST CONDITIONS MINIMUM TYPICA

Datasheet: 2N1670 , 2N1672 , 2N1672A , 2N1673 , 2N1674 , 2N1675 , 2N1676 , 2N1677 , 2SD1555 , 2N1679 , 2N167A , 2N168 , 2N1680 , 2N1681 , 2N1682 , 2N1683 , 2N1684 .

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